Technical description
7 Applications
7.5 Protection of a Dyn11
transformer
VM265.EN011
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165
7.5.
Protection of a Dyn11 transformer
Figure 7.5-1 Differential protection of a Dyn11 transformer
using VAMP 265. Primary and secondary current transformers
are connected according to subtractive polarity.
Settings:
ConnGrp
Dy11
IoCmps
OFF
I‟oCmps
ON
Un
High side voltage
U‟n
Low side voltage
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